body{
    background-color: #222;
    color: #fff;
}
.container{
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    height: 100%;
}
.item{
    flex-grow: 1;
    margin: 35px 40px;
    text-align: center;
}
.item{
    width: 75%;
}
button{
    background-color: #7fb7e5;
    color: #fff;
    font-size: 20px;
    border-radius: 5px;
    border: none;
    padding: 10px 20px;
    margin: 0 10px;
}

@media screen and (max_480px){
    .item img{
        width:100%
    }
    .item{
        margin:0;
    }
}